Small cone RPV valves with integrated manometer - C878/C879

The C878/C879 is a small cone brass cylinder valve for oxygen and oxygen mixtures and for small sized cylinders. It is equiped with an integrated pressure gauge and a residual pressure device in order to avoid ingress of humidity in the cylinder.

Key advantages

Compact high pressure brass cylinder valve for oxygen and oxygen mixtures (>20% O2) service and for small sized cylinders
Specific filling adaptor required
Residual pressure valve inline execution
Permanent gas tight seal
π marking according TPED directive
Tested according EN ISO 10297 and ISO15996 standards
Adiabatic compression tested to avoid oxygen ignitions
Compatible with medical oxygen

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Specifications

Working pressure pmax.	200 bar
Gas type	O2, N2O
Seat orifice size	2,5 Mm
Helium leak rate at pmax.	internal 10-3 mbarl/sec external 10-3 mbarl/sec
material	hand: wheel aluminium, seat: PA 6.6, O-rings: EPDM, body: brass
In- and outlet connections	in accordance with all country standards (details p.70)
Cv	0,2
Safety	C878 : No C879 : Yes
Temperature range	-20 to +65 °c

Dimensional drawings

Product Configurator

	Safety	Gas type	Safety set up	Body material	Actuation	Inlet	Outlet	Pin length	Reference point	Dip tube	Gas
C8	7	8	0	L	A	17E	9	7	F	0	O2
	Without 7	O2 8 Inert 9	Without 0 Burst disc 190 bar 190 Burst disc 250 bar 250 Burst disc 270 bar 270 Other	Brass L Chrome plated brass CL	Handwheel - standard A Painted handwheel B Handwheel with logo cap C Key operated Square 7.8 D Key operated 5.9 x dia 9.3 E	17E EN ISO 11116 17E M 18 x 1,5 - 18P EN ISO 15245-1 18P Other	DIN 477- 1 Nr.9 9 DIN 477- 1 Nr.10 10 Other	7 7 7,5 7,5 Other	Front Sealing F ø 10 1 ø 14 2 Other	Without 0 M10 x0,75 M1 Other	O2 O2 N2O Inert & Mix (IM) Gas list P.91

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